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From: Samuel Cabrero <scabrero@suse.com>
To: linux-cifs@vger.kernel.org
Cc: smfrench@gmail.com, pc@manguebit.com, ronniesahlberg@gmail.com,
	sprasad@microsoft.com, tom@talpey.com, bharathsm@microsoft.com,
	henrique.carvalho@suse.com, ematsumiya@suse.de,
	Samuel Cabrero <scabrero@suse.com>
Subject: [PATCH 11/18] smb:client: Pass the tcon to cifs_swn_send_register_message
Date: Fri, 10 Jul 2026 11:16:30 +0200	[thread overview]
Message-ID: <20260710091637.58873-12-scabrero@suse.com> (raw)
In-Reply-To: <20260710091637.58873-1-scabrero@suse.com>

Prepare to remove the cached tcon from the registration.

Signed-off-by: Samuel Cabrero <scabrero@suse.com>
---
 fs/smb/client/cifs_swn.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/fs/smb/client/cifs_swn.c b/fs/smb/client/cifs_swn.c
index 5728647a1e5d..be275a99e8c4 100644
--- a/fs/smb/client/cifs_swn.c
+++ b/fs/smb/client/cifs_swn.c
@@ -170,7 +170,8 @@ static bool cifs_swn_reg_tcon_matches(const struct cifs_swn_reg *swnreg,
  * The authentication information to connect to the witness service is bundled
  * into the message.
  */
-static int cifs_swn_send_register_message(struct cifs_swn_reg *swnreg)
+static int cifs_swn_send_register_message(struct cifs_swn_reg *swnreg,
+					  struct cifs_tcon *tcon)
 {
 	struct sk_buff *skb;
 	struct genlmsghdr *hdr;
@@ -222,10 +223,10 @@ static int cifs_swn_send_register_message(struct cifs_swn_reg *swnreg)
 			goto nlmsg_fail;
 	}
 
-	authtype = cifs_select_sectype(swnreg->tcon->ses->server, swnreg->tcon->ses->sectype);
+	authtype = cifs_select_sectype(tcon->ses->server, tcon->ses->sectype);
 	switch (authtype) {
 	case Kerberos:
-		ret = cifs_swn_auth_info_krb(swnreg->tcon, skb);
+		ret = cifs_swn_auth_info_krb(tcon, skb);
 		if (ret < 0) {
 			cifs_dbg(VFS, "%s: Failed to get kerberos auth info: %d\n", __func__, ret);
 			goto nlmsg_fail;
@@ -233,7 +234,7 @@ static int cifs_swn_send_register_message(struct cifs_swn_reg *swnreg)
 		break;
 	case NTLMv2:
 	case RawNTLMSSP:
-		ret = cifs_swn_auth_info_ntlm(swnreg->tcon, skb);
+		ret = cifs_swn_auth_info_ntlm(tcon, skb);
 		if (ret < 0) {
 			cifs_dbg(VFS, "%s: Failed to get NTLM auth info: %d\n", __func__, ret);
 			goto nlmsg_fail;
@@ -378,7 +379,7 @@ static void cifs_swn_reg_check(struct work_struct *work)
 	 * The userspace client library tracks if registered or not
 	 * using the swnreg->id.
 	 */
-	ret = cifs_swn_send_register_message(swnreg);
+	ret = cifs_swn_send_register_message(swnreg, swnreg->tcon);
 	if (ret < 0)
 		cifs_dbg(FYI, "%s: Failed to send register message: %d\n",
 			 __func__, ret);
@@ -693,7 +694,7 @@ int cifs_swn_register(struct cifs_tcon *tcon)
 	if (IS_ERR(swnreg))
 		return PTR_ERR(swnreg);
 
-	ret = cifs_swn_send_register_message(swnreg);
+	ret = cifs_swn_send_register_message(swnreg, tcon);
 	if (ret < 0) {
 		cifs_dbg(VFS, "%s: Failed to send swn register message: %d\n", __func__, ret);
 		/* Do not put the swnreg or return error, the check task will retry */
-- 
2.54.0


  parent reply	other threads:[~2026-07-10  9:17 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-10  9:16 [PATCH 00/18] SWN: Decouple witness registrations and tcons Samuel Cabrero
2026-07-10  9:16 ` [PATCH 01/18] Revert "smb: client: resolve SWN tcon from live registrations" Samuel Cabrero
2026-07-10  9:16 ` [PATCH 02/18] smb:client: Adjust witness notification request Samuel Cabrero
2026-07-10  9:16 ` [PATCH 03/18] smb:client: Rename variable to match the rest of the code Samuel Cabrero
2026-07-10  9:16 ` [PATCH 04/18] smb:client: Split idr remove and release functions Samuel Cabrero
2026-07-10  9:16 ` [PATCH 05/18] smb:client: Add a specific task to refresh witness registrations Samuel Cabrero
2026-07-10  9:16 ` [PATCH 06/18] smb:client: Store the tcon dstaddr in the witness registration Samuel Cabrero
2026-07-10  9:16 ` [PATCH 07/18] smb:client: Fix printf format string Samuel Cabrero
2026-07-10  9:16 ` [PATCH 08/18] smb:client: Save memory allocations Samuel Cabrero
2026-07-10  9:16 ` [PATCH 09/18] smb:client: Use the correct return code Samuel Cabrero
2026-07-10  9:16 ` [PATCH 10/18] smb:client: Improve tcon matching logic Samuel Cabrero
2026-07-10  9:16 ` Samuel Cabrero [this message]
2026-07-10  9:16 ` [PATCH 12/18] smb:client: Pass the tcon to notification handlers Samuel Cabrero
2026-07-10  9:16 ` [PATCH 13/18] smb:client: Introduce swn_notification struct Samuel Cabrero
2026-07-10  9:16 ` [PATCH 14/18] smb:client: Cache auth info Samuel Cabrero
2026-07-10  9:16 ` [PATCH 15/18] smb:client: Do not store the tcon reference, find a matching one Samuel Cabrero
2026-07-10  9:16 ` [PATCH 16/18] smb:client: Simplify registration creation Samuel Cabrero
2026-07-10  9:16 ` [PATCH 17/18] smb:client: Improve registration network and share names handling Samuel Cabrero
2026-07-10  9:16 ` [PATCH 18/18] smb:client: Avoid witness re-register if the address did not change Samuel Cabrero
2026-07-10 14:16 ` [PATCH 00/18] SWN: Decouple witness registrations and tcons Enzo Matsumiya

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